Home / 2,197,194.39-3,031,968.20-1,338,031.35

Finding the Fourth Proportional to 2,197,194.39, 3,031,968.20 and 1,338,031.35

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Solution

The fourth proportional to 2,197,194.39, 3,031,968.20 and 1,338,031.35 is: 1,846,385.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,194.39 : 3,031,968.20 = 1,338,031.35 : x
  2. Step 2: Convert to fraction form
    2,197,194.39/3,031,968.20 = 1,338,031.35/x
  3. Step 3: Cross multiply
    2,197,194.39x = 3,031,968.20 × 1,338,031.35
  4. Step 4: Simplify right side
    2,197,194.39x = 4,056,868,497,112.91
  5. Step 5: Solve for x
    x = 4,056,868,497,112.91/2,197,194.39
  6. Step 6: Final answer
    x = 1,846,385.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.